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QUALITRON: 1420
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AKA (Label): MODEL-1420, SENIOR SCIENTIFIC, Product number (P/N): 1420,
Keywords/Tags: 1420
Date of intro: 1975, Origin: Taiwan (List), Dimensions: 140x76x32mm,
Power: 6V: (AA x4) + Adaptor,
Display: Type = Display (LED) (List),
Number of keys: 40, #Key-Brown: 1, #Key-Grey: 27, #Key-White: 11, #Key-Yellow: 1,
Keyboard Array (Rows x Columns): 08x05,
Miscellaneous switch: [(ArrowRight)-ON],
Classification: / Pocket,
Featuring: Scientific functions, Square root, PI, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Related with: (Docu_Mags): 197601: ELECTRONICS TODAY INTERNATIONAL; QUALITRON_docu: (Broch.) *: 1408,1419,1420,1421,1439,1444,1445,1448; QUALITRON_docu: (Broch.) *: 1420,1421; (Docu_Articles): 197703: Electronic calculators get better and better,
Resemblance with: (Resemblance 014),
Known Serial-numbers: 350871 (List of all S/Ns from QUALITRON)
Collector value: 8/10,

!!! This item is WANTED to join the collection !!!

Item

Created: 17-jul-2013, Manual-update: 23-sep-2023, Batch-update: 26-feb-2024             

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